HPE 764302-B21 4 Ports Adapter
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HPE 764302-B214Port 10GBPS PCI Flexfabric 536flr T Express Bulk

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Part Number#: 764302-B21
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New Bulk Pack

Short Description:
764302-B21 4Port Gigabits Per Second (10GBPS) Peripheral Component Interconnect (PCI) Flexfabric 536flr T Express 3.0 X8 Network Adapter | Made by HPE | New Bulk Pack
Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

Product Overview of the HPE 764302-B21 4Port 10GBPS PCI

in the ever-evolving landscape of information technology, networking plays a pivotal role in ensuring seamless communication and data transfer within and between systems. One integral component contributing to the efficiency of network connectivity is the network adapter. In this detailed exploration, we delve into the specifics of the HPE 764302-B21 Port 10GBPS PCI FlexFabric 536FLR-T Express 3.0 x8 Network Adapter, deciphering its features, functions, and significance in the realm of high-performance computing.

Understanding of the HPE 764302-B21 Network Adapters

Before delving into the intricacies of the HPE 764302-B21 network adapter, it is essential to grasp the fundamental concept of network adapters. A network adapter, commonly known as a network interface card (NIC), is a hardware component that allows computers to connect to a network. It facilitates the exchange of data between devices within a local area network (LAN) or over the Internet.

Network adapters come in various forms, each designed to cater to specific networking requirements. The HPE 764302-B21 Port 10GBPS PCI is one such specialized network adapter, tailored for high-speed data transmission and optimal performance.

Form Factor and Compatibility

The HPE 764302-B21 boasts a PCI Express (PCIe) form factor, specifically designed to fit into a PCIe slot on the motherboard of a server or workstation. This form factor ensures compatibility with a wide range of servers, offering flexibility in deployment across diverse computing environments.

The PCIe 3.0 x8 interface signifies the adapter's ability to leverage the high-speed capabilities of the PCIe 3.0 standard. The x8 designation indicates the number of lanes in the PCIe slot, determining the potential data transfer rate. In this case, the x8 configuration allows for enhanced data throughput, making it suitable for bandwidth-intensive applications.

Speed and Performance

A notable feature of the HPE 764302-B21 is its support for 10 gigabits per second (Gbps) data transfer rates. This level of speed is crucial for organizations dealing with large volumes of data or running resource-intensive applications that demand swift and efficient communication between networked devices.

The adapter's 10Gbps capability positions it as a high-performance networking solution, particularly valuable in scenarios where lower-speed alternatives may prove insufficient. This speed is particularly advantageous in data centers, where rapid data access and transfer are paramount.

FlexFabric Technology

The inclusion of FlexFabric technology in the HPE 764302-B21 is a standout feature that contributes to its versatility. FlexFabric refers to the capability of the adapter to support both Ethernet and Fibre Channel over Ethernet (FCoE) protocols. This dual-mode operation allows organizations to consolidate their networking infrastructure, simplifying management and reducing overall costs.

FlexFabric technology is especially advantageous in environments where there is a need to accommodate different networking requirements. By supporting both Ethernet and FCoE, the HPE 764302-B21 caters to diverse use cases, offering a unified solution for varied connectivity needs.

Virtualization Support

In the era of virtualization, where organizations leverage virtual machines (VMs) to optimize resource utilization, network adapters play a crucial role in facilitating communication between VMs and the underlying physical infrastructure. The HPE 764302-B21 is equipped to meet the demands of virtualized environments.

With support for Virtual Machine Device Queues (VMDq) and Single Root I/O Virtualization (SR-IOV), this network adapter enhances the efficiency of virtualized workloads. VMDq allows for the offloading of packet processing tasks to improve VM performance, while SR-IOV enables the direct assignment of virtual functions to VMs, reducing latency and enhancing overall throughput.

Advantages and Use Cases

Enhanced Data Throughput

The primary advantage of the HPE 764302-B21 lies in its ability to deliver high-speed data throughput at 10Gbps. This capability is particularly beneficial in scenarios where rapid data transfer is essential, such as in large-scale data centers, high-performance computing clusters, and environments with bandwidth-intensive applications.

Versatility with FlexFabric

The incorporation of FlexFabric technology adds a layer of versatility to the HPE 764302-B21. By supporting both Ethernet and FCoE, the adapter caters to diverse networking needs within an organization. This flexibility is advantageous in situations where a unified networking solution is preferred to streamline infrastructure and reduce complexity.

Optimized for Virtualized Environments

In virtualized environments, the HPE 764302-B21 excels with features like VMDq and SR-IOV. These capabilities enhance the performance of virtual machines by offloading processing tasks and reducing latency. This makes the adapter an ideal choice for data centers and enterprises embracing virtualization to maximize resource utilization.

Detail Description HPE 764302-B21 4Port 10GBPS PCI

  • Manufacturer: HPE
  • MPN: 764302-B21
  • Type: Networking
  • Adapter-Type: Network adapter 4 Ports
  • SKU: 764302-B21
  • Spare Part Number: 768082-001
  • Interface (Bus) Type: PCI Express 3.0 x8
  • PCI Specification Revision: PCIe 3.0


  • Ports: 10Gb Ethernet x 4
  • Connectivity Technology: Wired
  • Cabling Type: Ethernet 10GBase-T
  • Data Link Protocol: 10 GIGE
  • Data Transfer Rate: 10 GBPS
  • Capacity: Jumbo frame size: up to 9 KB
  • Network / Transport Protocol: TCP/IP, UDP/IP
  • Remote Management Protocol: SNMP
  • Status Indicators: Status, link/activity
  • Features: IPv6 support, PXE support, Large Send Offload (LSO), Receive Side Scaling (RSS), Single Root I/O Virtualization (SR-IOV), TCP Segmentation Offload (TSO), TCP Offload Engine (TOE), Precision Time Protocol (PTP), TCP/IP checksum offload, UDP/IP checksum offload
  • Compliant Standards: IEEE 802.3, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1AX, IEEE 802.1Qbb, IEEE 802.1Qaz, IEEE 802.1Qau, IEEE 802.1Qbg, IEEE 802.2x

Processor / Memory

Processor: 1 x 57840S - Qlogic

Expansion / Connectivity

Interfaces: 4 x 10GBase-T - RJ-45


Compliant Standards: FCC Class A certified, BSMI, FCC Part 15, RoHS, EN 61000-3-2:2006, KN24, EN 61000-3-2:2008, KN22 Class A, VCCI V-3/2010.04 Class A, ICES-003 issue 4, EN55024:1998, EN55022:2006 + A1:2007 Class A, CNS 13438 Class A

Software / System Requirements

OS Required: Oracle Solaris 11.1, Microsoft Windows Server 2008 R2 SP1 (64-bits), SUSE Linux Enterprise Server 12 x64 Edition, Citrix XenServer 6.5, Microsoft Windows Server 2012 R2 (64-bit), Ubuntu 12.04.5 LTS, Oracle Solaris 11.2, Microsoft Windows Server 2012 R2 with Hyper-V (64-bit), VMware ESXi 5.5 update 3, SuSE Linux Enterprise Server 11 SP4 x64 Edition, Red Hat Enterprise Linux 6.7 (64-bit), Red Hat Enterprise Linux 7.2 (64-bit), VMware ESXi 6.0 update 1 or later, Citrix XenServer 7.0, Ubuntu Linux 14.04.2 LTS

Environmental Parameters

  • Min Operating Temperature: 32 °F
  • Max Operating Temperature: 131 °F
  • Humidity Range Operating: 5 - 95% (non-condensing)

Compatibility Information

HPE ProLiant DL Series: DL120 Gen9, DL120 Gen9 Entry, DL160 Gen9, DL160 Gen9 Base, DL160 Gen9 Entry, DL160 Gen9 Performance, DL180 Gen9, DL180 Gen9 Base, DL180 Gen9 Entry, DL180 Gen9 Storage, DL20 Gen10, DL20 Gen10 Entry, DL20 Gen10 Performance, DL20 Gen10 solution, DL20 Gen9, DL20 Gen9 Entry, DL20 Gen9 Performance, DL20 Gen9 Solution, DL360 Gen10, DL360 Gen10 Base, DL360 Gen10 Entry, DL360 Gen10 High Performance, DL360 Gen10 Low, DL360 Gen10 Performance, DL360 Gen10 Solution, DL360 Gen9, DL360 Gen9 Base, DL360 Gen9 CMS, DL360 Gen9 Entry, DL360 Gen9 Performance, DL360 Gen9 Special Server, DL380 Gen10, DL380 Gen10 Base, DL380 Gen10 Entry, DL380 Gen10 High Performance, DL380 Gen10 Performance, DL380 Gen10 Solution, DL380 Gen9, DL380 Gen9 Base, DL380 Gen9 Entry, DL380 Gen9 High Performance, DL380 Gen9 Performance, DL385 Gen10, DL385 Gen10 Base, DL385 Gen10 Entry, DL385 Gen10 High-Performance, DL385 Gen10 Performance, DL385 Gen10 Solution, DL560 Gen10, DL560 Gen10 Base, DL560 Gen10 Entry, DL560 Gen10 Performance, DL560 Gen9, DL560 Gen9 Base, DL560 Gen9 Entry, DL560 Gen9 Performance, DL580 Gen10, DL580 Gen10 Base, DL580 Gen10 Entry, DL580 Gen10 Performance, DL580 Gen9, DL580 Gen9 Base, DL580 Gen9 Database, DL580 Gen9 High Performance, DL580 Gen9 SAP HANA Scale-out Base Configuration, DL580 Gen9 SAP HANA Scale-up Base Configuration, DL60 Gen9, DL60 Gen9 Base, DL60 Gen9 Entry, DL80 Gen9, DL80 Gen9 Base, DL80 Gen9 Entry

HPE ProLiant XL Series: XL170r Gen10, XL190r Gen10, XL450 Gen10

HPE StoreEasy 1850, 3850 Gateway Single Node

In short, The HPE 764302-B21 Port 10GBPS PCI FlexFabric 536FLR-T Express 3.0 x8 Network Adapter stands as a testament to the evolution of networking technology, offering a blend of high-speed connectivity, flexibility, and support for virtualized environments. Its compatibility with PCIe 3.0, dual-mode operation with FlexFabric technology, and optimization for virtualization make it a compelling choice for organizations seeking to elevate their network infrastructure. As technology continues to advance, network adapters like the HPE 764302-B21 play a pivotal role in shaping the efficiency and performance of modern computing environments. Whether deployed in data centers, enterprise networks, or high-performance computing clusters, this network adapter serves as a reliable and high-performing solution, contributing to the seamless flow of data and communication within interconnected systems.

Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

About New Bulk Pack Products

New Bulk Pack products come with clamshell boxes and do not have any manufacturer warranty. Many times manufacturers disassemble whole units to use parts or pulled from a new system. Typically, this product doesn't come with software or instructions unless indicated and no Manufacturer’s genuine warranty. You can take note these are not brand new products.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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Individual product warranty mentioned on each item product description page/detail page.

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